Projects

CSEMP assessment of lead in sediment at Burra Haaf (West Shetland)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-12.09-6.099.04-18.09
linear2-10.14 5.869.07-18.140.053 10.8174

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620132.38932.3703-0.01899 0.07592-0.2500.8148
last 20 years200620132.38932.3703-0.01899 0.07592-0.2500.8148

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC10.738.01.26730.051824.452<0.0001
ERL10.747.01.47990.051828.553<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  lead in sediment at Burra Haaf (West Shetland)


Raw data with assessment

Raw data with assessment of  lead in sediment at Burra Haaf (West Shetland)


Assessment plot

Assessment plot for  lead in sediment at Burra Haaf (West Shetland)


Metals data

Metals data for assessment of  lead in sediment at Burra Haaf (West Shetland)


Metals assessment

Metals assessment of  lead in sediment at Burra Haaf (West Shetland)


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for metals in sediment
  • Accessment criteria for metals in sediment